<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        html{
            font-size: 15px;
        }
        body{
            background-color: #222222;
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
        }
        h1{
            color: #333;
            font-family: Helvetica;
            margin: 0;
            padding: 0;
            font-size: 8rem;
            letter-spacing: -0.3rem;
            position: relative;
        }
        h1::after{
            content: attr(data-soptlight);
            color: transparent;
            position: absolute;
            top: 0;
            left: 0;
            -webkit-clip-path: ellipse(100px 100px at 0% 50%);
            clip-path: ellipse(100px 100px at 0% 50%);
            animation: spotlight 5s infinite;
            background-image: url("https://images.unsplash.com/photo-1579547621869-0ddb5f237392?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=1500&q=80");
            background-size: 150%;
            background-position: center center;
            -webkit-background-clip: text;
            backgropund-clip: text;
        }
        @keyframes spotlight{
            0%{
                -webkit-clip-path: ellipse(100px 100px at 0% 50%);
                clip-path: ellipse(100px 100px at 0% 50%);
            }
            50%{
                -webkit-clip-path: ellipse(100px 100px at 100% 50%);
                clip-path: ellipse(100px 100px at 100% 50%);
            }
            100%{
                -webkit-clip-path: ellipse(100px 100px at 0% 50%);
                clip-path: ellipse(100px 100px at 0% 50%);
            }
        }
    </style>
</head>
<body>
<h1 data-soptlight="CodingStartup">
    CodingStartup
</h1>
</body>
</html>